殺されたらゾンビになったので、進化しまくって無双しようと思います

Starts with “No way, I’m rotten!!!???”A thrilling adventure story of an interspecies monster party! Aung, a solo adventurer, is deceived by an adventurer party aiming for the magic sword,He is mortally wounded.``I won't forgive them...'' I was wandering on the brink of death, grudging myself, but...For some reason, even when my HP reaches 0, I don't lose consciousness, and before I know it,"I'm starting to rot!" Aun, who became a zombie = monster, ate the dungeon core.He acquires the power to magically remodel dungeons,The fluffy demon fox that I saved, the orc of Bonkyubon, etc.Aim to be the strongest with the gathered monsters! Zombie x Evolution = Unrivaled!?Rising from the lowest monster to the strongestAscendance dark fantasy!